[Bug c/113650] New: __builtin_nonlocal_goto ICEs when passed 0 as arguments

[Bug c/113650] New: __builtin_nonlocal_goto ICEs when passed 0 as arguments

[gabravier at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113650

            Bug ID: 113650
           Summary: __builtin_nonlocal_goto ICEs when passed 0 as
                    arguments
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gabravier at gmail dot com
  Target Milestone: ---

void f() {
        __builtin_nonlocal_goto(0, 0);
}

This crashes GCC with the following error:

during RTL pass: expand
<source>: In function 'f':
<source>:2:9: internal compiler error: in int_mode_for_mode, at
stor-layout.cc:407
    2 |         __builtin_nonlocal_goto(0, 0);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
0x23382dc internal_error(char const*, ...)
        ???:0
0x96bd77 fancy_abort(char const*, int, char const*)
        ???:0
0xc569ae emit_move_insn_1(rtx_def*, rtx_def*)
        ???:0
0xc56d40 emit_move_insn(rtx_def*, rtx_def*)
        ???:0
0xc2c376 copy_to_reg(rtx_def*)
        ???:0
0xaf9911 expand_builtin(tree_node*, rtx_def*, rtx_def*, machine_mode, int)
        ???:0
0xc53d5c expand_expr_real_1(tree_node*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
        ???:0
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.

[Bug c/113650] __builtin_nonlocal_goto ICEs when passed 0 as arguments

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113650

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
I don't think these are supposed to be used by the user ...